What is factor 4x^2+16x-9 ?

The solution to factor 4x^2+16x-9 is (2x-1)(2x+9)

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factor 4x^2+16x-9

factor

4 x^{2} + 16 x - 9

(2 x - 1) (2 x + 9)

Solution steps

4 x^{2} + 16 x - 9

Break the expression into groups

= (4 x^{2} - 2 x) + (18 x - 9)

Factor out

2 x

from

4 x^{2} - 2 x : 2 x (2 x - 1)

Factor out

9

from

18 x - 9 : 9 (2 x - 1)

= 2 x (2 x - 1) + 9 (2 x - 1)

Factor out common term

2 x - 1

= (2 x - 1) (2 x + 9)

(7 x - 1) (5 x + 2)

1. 6^{3}

8 + \frac{3}{2}

[cos (A) + 1] [cos (A) - 1]

i^{6} - 5